CN105948710A - Sintered brick and manufacturing method thereof - Google Patents
Sintered brick and manufacturing method thereof Download PDFInfo
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- CN105948710A CN105948710A CN201610472306.6A CN201610472306A CN105948710A CN 105948710 A CN105948710 A CN 105948710A CN 201610472306 A CN201610472306 A CN 201610472306A CN 105948710 A CN105948710 A CN 105948710A
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- Prior art keywords
- shale
- pug
- brick
- gangue
- manufacture method
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/30—Drying methods
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/32—Burning methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Abstract
The invention provides a sintered brick and a manufacturing method thereof. Shale and coal gangue are used as raw materials for brick manufacturing and are mixed according to the weight ratio of (55-60):45. The added coal gangue can be combusted at high temperature, and therefore, the green brick prepared from the raw materials can be spontaneously combusted in the firing process to provide heat, thereby lowering the energy input in the firing process; and thus, abundant coal or any other energy is not needed for sintering, thereby lowering the energy consumption and reducing the environmental pollution. The brick provided by the invention has the advantages of high hardness, light weight and uniform internal structure. By adding the coal gangue into the raw materials, abundant coal or any other energy is not needed for heating in the manufacturing process, so that the manufacturing method has the advantages of low energy consumption, low cost and low environmental pollution degree. By using the manufacturing method provided by the invention, the sintered brick finished product can not crack, and has uniform internal structure and satisfactory hardness.
Description
Technical field
The present invention relates to brickmaking field, in particular to a kind of fired brick and making side thereof
Method.
Background technology
Fired brick is a kind of construction material being widely used at present, particularly in China rural area,
Along with expanding economy, the raising of living standards of the people, fired brick becomes for main building a house
Material.
Current brick-making method mainly use clay, shale or both compounds as former
Material, the step such as size-reduced, stirring, extrusion molding, dry, roasting prepares finished bricks.?
In existing brick-making method, it is being dried or the step of the step, especially roasting such as roasting, is needing
Use substantial amounts of coal to provide high temperature, make raw material at high temperature change, become quality hard
Finished bricks.
Owing to the usage amount of coal is big, considerably increase the energy resource consumption in whole brickmaking technology,
Making production cost be substantially reduced, economic benefit declines.Especially at the area of not producing coal, brick field
Also need to transport substantial amounts of coal from the coal-producing area, economic benefit is more pessimistic.Simultaneously as brickmaking
During use substantial amounts of coal, also make surrounding Quality Down, cause environmental pollution.
In view of this, the special proposition present invention.
Summary of the invention
The first object of the present invention is to provide a kind of fired brick, and this fired brick is for existing burning
The raw material of knot brick improves, by shale and gangue according to (55-60): the weight ratio of 45
Mix the raw material as brickmaking, owing to the gangue added at high temperature can burn, therefore,
The adobe prepared by this raw material can provide heat with spontaneous combustion in sintering procedure, thus reduces
The energy in sintering procedure puts into, it is not necessary to use substantial amounts of coal or other energy to burn
Knot, thus reduce energy consumption, reduce environmental pollution.Meanwhile, prepare according to the proportioning of the present invention
Fragment of brick also there is hardness height, light weight, the advantage of consistent internal structure.
The second object of the present invention is to provide the manufacture method of fired brick.Owing to the present invention carries
The fired brick of confession with the addition of gangue in the feed, therefore big without using in manufacturing process
It is heated by coal or other energy of amount so that the manufacture method energy consumption in the present invention is low, one-tenth
This is low, environmental is low, and the manufacture method that the present invention provides ensure that prepared one-tenth
Product fired brick does not haves crackle, consistent internal structure, and hardness meets the requirements.
In order to realize the above-mentioned purpose of the present invention, spy by the following technical solutions:
A kind of fired brick, described fired brick mainly by shale and gangue according to (55-60):
Make after the weight ratio mixing of 45.
In the fired brick that the present invention provides, using shale and gangue as the raw material making adobe.
It is high that what shale in raw material ensured to prepare turns hardness, is not easily broken, and the gangue added by
Can burn at high temperature, therefore, this raw material the adobe prepared is in sintering procedure
Heat can be provided with spontaneous combustion, thus reduce the energy in sintering procedure and put into, it is not necessary to use
Substantial amounts of coal or other energy are sintered, thus reduce energy consumption, reduce environmental pollution.
Meanwhile, the gangue of interpolation quality after combustion is hard, lightweight, so that prepare
Fragment of brick hardness is high, light weight.
Gangue owing to adding also can affect the hardness of prepared fragment of brick, and therefore, it adds
Measure most important.The present invention through studying for a long period of time, sum up shale and gangue according to
(55-60): the hardness height of fragment of brick for preparing after the weight ratio of 45 mixing, light weight, fragment of brick
Consistent internal structure.If the addition of gangue is higher than this scope, although can drop
Low coal in sintering procedure or the consumption of other energy, but the fragment of brick internal junction after firing
The most uneven, the quality of fragment of brick differs, and market value reduces on the contrary.
In order to ensure the hardness of fired brick, it is preferable that described shale includes Yellow Page rock and red page
Rock, both weight ratios are 1:1.
In order to raw material can be sufficiently mixed in manufacturing process, so that the sintering made
Brick consistent internal structure, it is preferable that the granularity of described shale and described gangue is 2-3mm.
The manufacture method of the fired brick that a kind of present invention provides, mainly comprises the steps:
It is ground into compound after shale and gangue being mixed；
The stirring that added water by described compound is aged after preparing pug；
Pug after ageing is added water again and after stirring, makes mud bar；
Described mud bar is cut into adobe, successively drying, cool down, fire, again cool down,
Obtain finished product fired brick.
The fired brick provided due to the present invention with the addition of gangue in the feed, is therefore making
During without use substantial amounts of coal or other energy to its heat so that the system in the present invention
Make that method energy consumption is low, low cost, environmental are low.
Meanwhile, in the manufacture method that the present invention provides, made mixed with water by ageing
The humidity of compound becomes uniform, it is to avoid in sintering procedure, big crackle or fracture occurs in brick body；
First making mud bar and cutting into the purpose of adobe again is then the plasticity improving raw material, and avoids
There is bubble in adobe internal structure, causes the fragment of brick hardness burnt undesirable.
The fragment of brick obtained to ensure to reduce sintering time making to fire in sintering procedure
Consistent internal structure, Yellow Page rock and red shale powder, in manufacturing process, are first broken into by the present invention
Granularity is the shale of 5-10cm, then after gangue mixes, it is ground into granularity again
Thinner compound.
Preferably, the time of described ageing is 24-72 hour.
Preferably, in the step that the described stirring that added water by described compound is aged after preparing pug,
Amount of water is described mixture quality
In this step, the weight of the water of interpolation is not less than 1/3rd of mixture quality,
Not higher than 1/2nd of mixture quality, fully mix homogeneously with compound after stirring,
Increase the plasticity of compound.
Preferably, described will ageing after pug again add water stir after make mud bar
In step, specifically include:
Pug after ageing is added water again and stirs, make the water content in pug reach
12%-15%, after make mud bar.
After ageing, pug adds water again, makes the weight/mass percentage composition of water in pug reach
12%-15%, then make mud bar, it is to avoid in follow-up sintering procedure, crackle occurs.
Preferably, described drying is carried out in drying kiln, and the temperature in the middle of described drying kiln is
200-220 DEG C, two ends temperature is low compared with medium temperature 70-100 DEG C.
Preferably, described drying is carried out in drying kiln, and the temperature in the middle of described drying kiln is
200-220 DEG C, two ends temperature is low compared with medium temperature 70-100 DEG C.Dry through this drying kiln
After, the water content in the adobe of kiln discharge is less than 2%, it is to avoid adobe occurs in sintering procedure
Crackle.
So that the finished bricks hardness fired is high and consistent internal structure, it is preferable that described
Fire and carry out in tunnel cave, described in fire and specifically include:
The kiln road of described tunnel cave is heated to 900-950 DEG C, adobe is sent into described kiln road
In.
Preferably, the top of described tunnel cave outlet is provided with pressure fan.
Pressure fan is for firing the air-breathing providing sufficient so that the gangue in adobe can
Fully burning.
Compared with prior art, the invention have the benefit that
(1) this fired brick improves for the raw material of existing fired brick, by shale and bastard coal
Stone is according to (55-60): the weight ratio mixing of 45 is as the raw material of brickmaking, due to the coal added
Spoil at high temperature can burn, and therefore, this raw material the adobe prepared is at sintering procedure
In can provide heat with spontaneous combustion, thus reduce the energy in sintering procedure and put into, it is not necessary to adopt
It is sintered with substantial amounts of coal or other energy, thus reduces energy consumption, reduce environmental pollution.
Meanwhile, the fragment of brick prepared according to the proportioning of the present invention also has hardness height, light weight, inside
The advantage of even structure.
(2) by using Yellow Page rock and red shale to mix as shale according to the weight ratio of 1:1
Raw material so that the hardness of fired brick is high.
(3) by by the Task-size Controlling of shale and gangue at 2-3mm so that Liang Zhe
Manufacturing process can be sufficiently mixed, so that the fired brick consistent internal structure made.
(4) the manufacture method energy consumption that the present invention provides is low, low cost, environmental are low,
And the manufacture method that the present invention provides ensure that prepared finished product fired brick does not haves crackle,
Consistent internal structure, hardness meets the requirements.
(5) present invention is in manufacturing process, and described drying is carried out in drying kiln, described baking
Temperature in the middle of dry kiln is 200-220 DEG C, and two ends temperature is low compared with medium temperature 70-100 DEG C.
After this drying kiln is dried, the water content in the adobe of kiln discharge is less than 2%, it is to avoid brick
Base occurs crackle in sintering procedure.
(6) present invention will fire and carry out in tunnel cave, be heated in the kiln road of described tunnel cave
To 900-950 DEG C, adobe is sent in described kiln road so that the finished bricks hardness fired is high
And consistent internal structure.
(7) top of the tunnel cave outlet of the present invention is provided with pressure fan, and power is 11-15Kw,
For firing the air-breathing providing sufficient so that the gangue in adobe can fully burn.
Detailed description of the invention
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but this
Skilled person is it will be appreciated that the following example is merely to illustrate the present invention, and should not regard
For limiting the scope of the present invention.Unreceipted actual conditions person in embodiment, according to normal condition
Or the condition of manufacturer's suggestion is carried out.Agents useful for same or instrument unreceipted production firm person, all
For the conventional products that can be obtained by commercially available purchase.
Embodiment 1
The fired brick that the present embodiment provides, raw material includes shale and gangue, both weight
Ratio is 60:45.
Its manufacture method comprises the steps:
It is ground into compound after shale and gangue being mixed.
Then this compound is added water after pug is made in stirring and be aged, by ageing,
Water and solid mixture are sufficiently mixed, and the humidity of compound becomes uniform, it is to avoid rear
In continuous sintering procedure, there is big crackle or fracture in brick body.
Pug after ageing is added water again and after stirring, makes mud bar, by prepared mud bar
Cut into the adobe of composite demand, in the present embodiment, first make mud bar and cut into adobe again
Purpose be then the plasticity improving raw material, and avoid adobe internal structure that bubble occurs, lead
The fragment of brick hardness causing to burn is undesirable.
Last drying the most successively, cool down, fire, again obtain finished bricks after cooling.
Embodiment 2
The fired brick that the present embodiment provides, raw material includes gangue and by Yellow Page rock and red shale
According to the shale of weight ratio 1:1 composition, wherein the weight ratio of shale and gangue is 60:45.
Its manufacture method comprises the steps:
It is ground into, after shale and gangue being mixed, the compound that granularity is 2-3mm；
The stirring that added water by described compound is aged after preparing pug；
Pug after ageing is added water again and after stirring, makes mud bar；
Described mud bar is cut into adobe, successively drying, cool down, fire, again cool down,
Obtain finished product fired brick.
Embodiment 3
The fired brick that the present embodiment provides, raw material includes gangue and by Yellow Page rock and red shale
According to the shale of weight ratio 1:1 composition, wherein the weight ratio of shale and gangue is 55:45.
Its manufacture method comprises the steps:
First Yellow Page rock and red shale powder are broken into the shale that granularity is 5-10cm, then by powder
Shale after broken and gangue mixing, be ground into the compound that granularity is 2-3mm, by two
Secondary pulverizing so that shale and gangue can be sufficiently mixed uniformly, it is ensured that in sintering procedure
Reduce sintering time and make to fire the consistent internal structure of the fragment of brick obtained.
After above-mentioned compound adds the water of quality is mixture quality 1/3rd, stirring is all
Even make pug, prepared pug is aged 24 hours, the pug after ageing is added water again
Stir, it is ensured that the water content in pug reaches 12%.
Then this pug is made mud bar, prepared mud bar is cut into shape and structure is multiple
Close the adobe required.
Last drying, cool down, fire, again obtain finished bricks after cooling.
Embodiment 4
The fired brick that the present embodiment provides, raw material includes gangue and by Yellow Page rock and red shale
According to the shale of weight ratio 1:1 composition, wherein the weight ratio of shale and gangue is 60:45.
Its manufacture method comprises the steps:
First Yellow Page rock and red shale powder are broken into the shale that granularity is 5-10cm, then by powder
Shale after broken and gangue mixing, be ground into the compound that granularity is 2-3mm, by two
Secondary pulverizing so that shale and gangue can be sufficiently mixed uniformly, it is ensured that in sintering procedure
Reduce sintering time and make to fire the consistent internal structure of the fragment of brick obtained.
After above-mentioned compound adds the water of quality is mixture quality 1/3rd, stirring is all
Even make pug, prepared pug is aged 24 hours, the pug after ageing is added water again
Stir, it is ensured that the water content in pug reaches 12%.
Then this pug is made mud bar, prepared mud bar is cut into shape and structure is multiple
Close the adobe required.
By on adobe code from level to level to bogey, (direction of adjacent two layers adobe is the most vertical
Directly), utilize bogey adobe to be sent in drying kiln and dry, in order to the drying dried
Temperature in the middle of kiln is 200-220 DEG C, and the temperature at drying kiln two ends is low compared with middle temperature
70-80 DEG C, after drying, the water content in the adobe of kiln discharge is less than 2%.
Adobe cooling after drying, sends in tunnel cave after cooling and is fired.Firing
During, the kiln road of tunnel cave is heated to 900-950 DEG C, adobe is sent in kiln road and press
According to the speed set by kiln road, when exporting out from kiln road, then fire.
Adobe after firing is cooled to room temperature, i.e. obtains finished product fired brick.
Embodiment 5
The fired brick that the present embodiment provides, raw material includes gangue and by Yellow Page rock and red shale
According to the shale of weight ratio 1:1 composition, wherein the weight ratio of shale and gangue is 60:45.
Its manufacture method comprises the steps:
First Yellow Page rock and red shale powder are broken into the shale that granularity is 5-10cm, then by powder
Shale after broken and gangue mixing, be ground into the compound that granularity is 2-3mm, by two
Secondary pulverizing so that shale and gangue can be sufficiently mixed uniformly, it is ensured that in sintering procedure
Reduce sintering time and make to fire the consistent internal structure of the fragment of brick obtained.
After above-mentioned compound adds the water of quality is mixture quality 1/3rd, stirring is all
Even make pug, prepared pug is aged 24 hours, the pug after ageing is added water again
Stir, it is ensured that the water content in pug reaches 12%.
Then this pug is made mud bar, prepared mud bar is cut into shape and structure is multiple
Close the adobe required.
By on adobe code from level to level to bogey, (direction of adjacent two layers adobe is the most vertical
Directly), utilize bogey adobe to be sent in drying kiln and dry, in order to the drying dried
Temperature in the middle of kiln is 200-220 DEG C, and the temperature at drying kiln two ends is low compared with middle temperature
70-80 DEG C, after drying, the water content in the adobe of kiln discharge is less than 2%.
Adobe cooling after drying, sends in tunnel cave after cooling and is fired, described tunnel
The top of road kiln outlet is provided with pressure fan, and pressure fan provides the air-breathing of abundance for firing,
Gangue in adobe can fully be burnt.
In sintering procedure, the kiln road of tunnel cave is heated to 900-950 DEG C, adobe is sent
According to the speed set by kiln road in Ru Yao road, when exporting out from kiln road, then fire
Complete.
Adobe after firing is cooled to room temperature, i.e. obtains finished product fired brick.
Embodiment 6
The fired brick that the present embodiment provides, raw material includes gangue and by Yellow Page rock and red shale
According to the shale of weight ratio 1:1 composition, wherein the weight ratio of shale and gangue is 60:45.
Its manufacture method comprises the steps:
First Yellow Page rock and red shale powder are broken into the shale that granularity is 5-10cm, then by powder
Shale after broken and gangue mixing, be ground into the compound that granularity is 2-3mm, by two
Secondary pulverizing so that shale and gangue can be sufficiently mixed uniformly, it is ensured that in sintering procedure
Reduce sintering time and make to fire the consistent internal structure of the fragment of brick obtained.
After above-mentioned compound adds the water of quality is mixture quality 1/2nd, stirring is all
Even make pug, prepared pug is aged 72 hours, the pug after ageing is added water again
Stir, it is ensured that the water content in pug reaches 15%.
Then this pug is made mud bar, prepared mud bar is cut into shape and structure is multiple
Close the adobe required.
By on adobe code from level to level to bogey, (direction of adjacent two layers adobe is the most vertical
Directly), utilize bogey adobe to be sent in drying kiln and dry, in order to the drying dried
Temperature in the middle of kiln is 200-220 DEG C, and the temperature at drying kiln two ends is low compared with middle temperature
70-80 DEG C, after drying, the water content in the adobe of kiln discharge is less than 2%.
Adobe cooling after drying, sends in tunnel cave after cooling and is fired, described tunnel
The top of road kiln outlet is provided with pressure fan, and pressure fan provides the air-breathing of abundance for firing,
Gangue in adobe can fully be burnt.
In sintering procedure, the kiln road of tunnel cave is heated to 900-950 DEG C, adobe is sent
According to the speed set by kiln road in Ru Yao road, when exporting out from kiln road, then fire
Complete.
Adobe after firing is cooled to room temperature, i.e. obtains finished product fired brick.
Brick-making method energy consumption and production cost that the present invention provides all are substantially reduced, and finished product
The light weight of brick, it is simple to transport, but its hardness relatively comparative example is high, it is possible to meet construction material
Requirement；Its exterior quality is better than comparative example, has the market competitiveness.
Although illustrate and describing the present invention with specific embodiment, but it will be appreciated that
May be made that without departing from the spirit and scope of the present invention many other change and
Amendment.It is, therefore, intended that include in the following claims belonging in the scope of the invention
All such changes and modifications.
Claims (10)
1. a fired brick, it is characterised in that described fired brick is mainly by shale and gangue
According to (55-60): make after the weight ratio mixing of 45.
Fired brick the most according to claim 1, it is characterised in that described shale includes
Yellow Page rock and red shale, both weight ratios are 1:1.
Fired brick the most according to claim 1, it is characterised in that described shale and institute
The granularity stating gangue is 2-3mm.
4. a manufacture method for fired brick described in any one of claim 1-3, its feature exists
In, mainly comprise the steps:
It is ground into compound after shale and gangue being mixed；
The stirring that added water by described compound is aged after preparing pug；
Pug after ageing is added water again and after stirring, makes mud bar；
Described mud bar is cut into adobe, successively drying, cool down, fire, again cool down,
Obtain finished product fired brick.
Manufacture method the most according to claim 4, it is characterised in that described ageing
Time is 24-72 hour.
Manufacture method the most according to claim 4, it is characterised in that described by described
Compound adds water in the step being aged after stirring prepares pug, and amount of water is described compound matter
Amount
Manufacture method the most according to claim 4, it is characterised in that described by ageing
After pug again add water stir after make in the step of mud bar, specifically include:
Pug after ageing is added water again and stirs, make the water content in pug reach
12%-15%, after make mud bar.
Manufacture method the most according to claim 4, it is characterised in that described drying exists
Carrying out in drying kiln, the temperature in the middle of described drying kiln is 200-220 DEG C, and two ends temperature is relatively
Medium temperature is low 70-100 DEG C.
Manufacture method the most according to claim 4, it is characterised in that described in fire
Tunnel cave is carried out, described in fire and specifically include:
The kiln road of described tunnel cave is heated to 900-950 DEG C, adobe is sent into described kiln road
In.
Manufacture method the most according to claim 9, it is characterised in that described tunnel
The top of kiln outlet is provided with pressure fan.
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| CN106747312A (en) * | 2016-12-22 | 2017-05-31 | 武安市佳业新型建材有限公司 | The production technology that a kind of high-strength building is laid bricks |
| CN106630942A (en) * | 2016-12-27 | 2017-05-10 | 定远县明友墙体材料有限责任公司 | Preparation method of high-hardness wear-resistant sintered brick |
| CN107352966A (en) * | 2017-08-15 | 2017-11-17 | 三明市华宝新型建材有限公司 | A kind of colliery wastes brick and its production technology |
| CN113338099A (en) * | 2021-06-30 | 2021-09-03 | 浙江亿可利环保科技有限公司 | Draining brick, production method thereof and carbonization equipment for producing draining brick |
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Application publication date: 20160921 |